Dinaphtho[1,2,3-cd:3′,2′,1′-lm]perylene-5,10-dione in Nitrobenzene or Chlorosulfonic acid, in fuming sulfuric acid and sulfur presence bromination.
Properties and Applications
red light navy blue. In the basic insurance powder solution for blue purple; In the acidic insurance powder solution for red light brown. Used for cotton fabric dyeing, red for the navy, the cotton direct sex is high, can be used for cotton direct printing, resist printing and discharge printing. Can also be used for viscose fabric and silk fabric dyeing
